document.write( "Question 235086: How do i find the radius of a circle when only 20mi. in diameter is given? \n" ); document.write( "
Algebra.Com's Answer #173257 by Alan3354(69443)\"\" \"About 
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The radius is 1/2 the diameter.
\n" ); document.write( "If d = 20 miles, r = 10 miles.
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